Method for the production of a color developer and the obtained

Details Method for the production of a color developer and the obtained Method for the production of a color developer and the obtained

1977-05-27

1979-01-16

Sebastian, Leland A.

Compositions

Electrolytes for electrical devices

252 621R, 260 4255, 427150, 428307, G03G 900

Patent

active

041348478

ABSTRACT:
A color developer is obtained by the process which comprises heating a mixture of at least one aromatic carboxylic acid, at least one water-insoluble organic polymer and at least one oxide or carbonate of polyvalent metal to melt at least one of aromatic carboxylic acid and said polymer to form a homogeneous mass. The color developer may be pulverized to form finely divided particles.

REFERENCES:
patent: 3955025 (1976-05-01), Matsukawa et al.
patent: 3955026 (1976-05-01), Matsukawa et al.
patent: 4021595 (1977-05-01), Kiritani et al.

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